MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99fc61b4f47344eb71aae8b089e98698137c86d42b744c16af959ac333db555f. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Gafgyt


Vendor detections: 7


Intelligence 7 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 99fc61b4f47344eb71aae8b089e98698137c86d42b744c16af959ac333db555f
SHA3-384 hash: e456545016ca9ed2b45d3cac02d44f17782b93f9fb2b42d5ba4b49ee66c233ad1145e7baff1e559993ef0c07eece0f60
SHA1 hash: 2df282146ca30621d4dc5e28252aba21e17bf1e6
MD5 hash: f5a620ba1c75fef3609388a038f82c82
humanhash: neptune-yellow-east-maine
File name:bot.ppc
Download: download sample
Signature Gafgyt
Create hunting rule
File size:136'952 bytes
First seen:2025-02-26 13:58:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:G+65RMfLZ4/IbIk/gGcUwK9xpNvTxN3nH0QaDggF7MhavAfIaKZ10bHqoKOkJNyo:GdcZ4u/UUB9xr7xpaDg27MVf6JNQjo
TLSH T134D34B06B30C0A07D1632EB43A3F67E093EFDAC121E4F645255F9A8A91B1E375585ECD
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135957-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9940367-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10012200-0
Create hunting rule

Unix.Trojan.Mirai-10012201-0
Create hunting rule

Unix.Trojan.Mirai-10012671-0
Create hunting rule

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67bf1e7c28ab76d43a5d630clinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Sends data to a server
Deletes a system binary file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin masquerade remote
Link:
https://www.filescan.io/uploads/67bf1e396222db7f23dc54ff/reports/690e0b67-d5be-4931-a0fb-3183470cb540/overview
Result
Verdict:
UNKNOWN
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/91679ab9-c8a4-4f4b-917f-feeb23a4543b
Result
Threat name:
Mirai, Gafgyt, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1624795
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/99fc61b4f47344eb71aae8b089e98698137c86d42b744c16af959ac333db555f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/99fc61b4f47344eb71aae8b089e98698137c86d42b744c16af959ac333db555f/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-02-26 13:59:11 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=th6gdnhuoncow4nk5cyit2mgtajxzbwufn2eyfvpswnmgm63kvpq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250226-rbl4xasjw7/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Dropper.Mirai-7135957-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/7b20d10d-1ea9-40a9-a628-7ed7d6c8bbc0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/99fc61b4f47344eb71aae8b089e98698137c86d42b744c16af959ac333db555f

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Gafgyt

elf 99fc61b4f47344eb71aae8b089e98698137c86d42b744c16af959ac333db555f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3356825/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3453036/

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